Find the nth, or general, term.-1, 1, -1, 1, . . .
A. -1n-1
B. (-1)n-1
C. -1n
D. (-1)n
Answer: D
Mathematics
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Divide.
A. 10 B. 8 R 6 C. 8 R 5 D. 9
Mathematics
Solve.x2 = -36
A. ± 6i B. ± 36i C. ± i D. ± 6
Mathematics
Factor out the largest possible common factor.30x4y + 42xy5
A. xy(30x3 + 42y4) B. 6x(5x3y + 7y5) C. 6y(5x4 + 7xy4) D. 6xy(5x3 + 7y4)
Mathematics
Express using positive exponents. Then simplify.
A. x8
B. 8x
C. 
D. x-8
Mathematics